	<body>
		<!-- Cabecera -->
		<div class="header" id="header">
			<h1><a href="index.php">PI - Pictures &amp; Images</a></h1>
			<p class="styleButton" >
				<a href="javascript:changeStyle('Fijo')" >Fijo</a>
				<a href="javascript:changeStyle('Fluido')" >Fluido</a>
			</p>
		</div>

		<!-- Contenedor principial -->
		<div class="main_container" id="main_container">